Double clamp tree brace



FIG. 1 is a perspective view of a tree brace showing my new design, the broken-line depiction of the tree and stakes is for illustrative purposes only and forms no part of the claimed design;

FIG. 2 is an enlarged perspective view thereof;

FIG. 3 is an enlarged top plan view thereof, the bottom being a mirror image of that shown;

FIG. 4 is an enlarged front elevational view thereof, the rear being a mirror image of that shown;

FIG. 5 is an enlarged left side elevational view thereof; and

FIG. 6 is an enlarged right side elevational view thereof. 

The ornamental design for double clamp tree brace, as shown and described. 